

package com.risk.common.utils;

import com.baomidou.mybatisplus.plugins.Page;
import lombok.Data;

import java.io.Serializable;
import java.util.List;

/**
 * 分页工具类
 * 
 * @author YanLee
 * @email shadow_lucky@yeah.net
 */
@Data
public class PageUtils implements Serializable {

	private static final long serialVersionUID = 1L;

	//总记录数
	private int totalCount;

	//每页记录数
	private int pageSize;

	//总页数
	private int totalPage;

	//当前页数
	private int currPage;

	//列表数据
	private List<?> list;
	
	/**
	 * 分页
	 * @param list        列表数据
	 * @param totalCount  总记录数
	 * @param pageSize    每页记录数
	 * @param currPage    当前页数
	 */
	public PageUtils(List<?> list, int totalCount, int pageSize, int currPage) {
		this.list = list;
		this.totalCount = totalCount;
		this.pageSize = pageSize;
		this.currPage = currPage;
		this.totalPage = (int)Math.ceil((double)totalCount/pageSize);
	}

	/**
	 * 分页
	 */
	public PageUtils(Page<?> page) {
		this.list = page.getRecords();
		this.totalCount = page.getTotal();
		this.pageSize = page.getSize();
		this.currPage = page.getCurrent();
		this.totalPage = page.getPages();
	}

}
